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Submission #587121

# Submission time Handle Problem Language Result Execution time Memory
587121 2022-07-01T10:48:26 Z yutabi Cave (IOI13_cave) C++14
100 / 100
 801 ms 656 KB 
#include "cave.h"




int c[5000];

int d[5000];

int s[5000];




void exploreCave(int N)
{
    for(int i=0;i<N;i++)
    {
        c[i]=-1;
    }

    for(int i=0;i<N;i++)
    {
        for(int j=0;j<N;j++)
        {
            s[j]=c[j];

            if(s[j]==-1)
            {
                s[j]=0;
            }
        }

        int res=tryCombination(s);

        if(res==-1)
        {
            res=N;
        }

        int correct=1;

        if(res>i)
        {
            correct=0;
        }

        int l=0;
        int r=N-1;
        
        while(l!=r)
        {
            int m=(l+r)/2;

            for(int j=0;j<N;j++)
            {
                s[j]=c[j];

                if(s[j]==-1)
                {
                    if(j<=m)
                    {
                        s[j]=correct;
                    }

                    else
                    {
                        s[j]=(correct+1)%2;
                    }
                }
            }

            res=tryCombination(s);

            if(res==-1)
            {
                res=N;
            }

            if(res>i)
            {
                r=m;
            }

            else
            {
                l=m+1;
            }
        }

        c[l]=correct;
        d[l]=i;
    }

    answer(c,d);
}

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 247 ms 340 KB Output is correct
2 Correct 275 ms 404 KB Output is correct
3 Correct 421 ms 412 KB Output is correct
4 Correct 265 ms 392 KB Output is correct
5 Correct 438 ms 528 KB Output is correct
6 Correct 398 ms 428 KB Output is correct
7 Correct 444 ms 408 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 288 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 284 KB Output is correct
12 Correct 392 ms 412 KB Output is correct
13 Correct 410 ms 416 KB Output is correct
14 Correct 460 ms 404 KB Output is correct

Subtask #2
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 407 ms 408 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 453 ms 416 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 451 ms 416 KB Output is correct
7 Correct 410 ms 416 KB Output is correct
8 Correct 797 ms 412 KB Output is correct
9 Correct 792 ms 408 KB Output is correct
10 Correct 794 ms 412 KB Output is correct
11 Correct 422 ms 404 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 288 KB Output is correct
9 Correct 1 ms 284 KB Output is correct
10 Correct 1 ms 256 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 340 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 288 KB Output is correct
9 Correct 1 ms 284 KB Output is correct
10 Correct 1 ms 256 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 0 ms 340 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 1 ms 288 KB Output is correct
17 Correct 0 ms 280 KB Output is correct
18 Correct 0 ms 288 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 53 ms 352 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 104 ms 348 KB Output is correct
24 Correct 121 ms 464 KB Output is correct
25 Correct 91 ms 348 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 63 ms 340 KB Output is correct
29 Correct 1 ms 212 KB Output is correct
30 Correct 57 ms 356 KB Output is correct
31 Correct 68 ms 356 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 88 ms 344 KB Output is correct
36 Correct 90 ms 356 KB Output is correct
37 Correct 1 ms 212 KB Output is correct

Subtask #5
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 247 ms 340 KB Output is correct
2 Correct 275 ms 404 KB Output is correct
3 Correct 421 ms 412 KB Output is correct
4 Correct 265 ms 392 KB Output is correct
5 Correct 438 ms 528 KB Output is correct
6 Correct 398 ms 428 KB Output is correct
7 Correct 444 ms 408 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 288 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 0 ms 284 KB Output is correct
12 Correct 392 ms 412 KB Output is correct
13 Correct 410 ms 416 KB Output is correct
14 Correct 460 ms 404 KB Output is correct
15 Correct 407 ms 408 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 453 ms 416 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 451 ms 416 KB Output is correct
21 Correct 410 ms 416 KB Output is correct
22 Correct 797 ms 412 KB Output is correct
23 Correct 792 ms 408 KB Output is correct
24 Correct 794 ms 412 KB Output is correct
25 Correct 422 ms 404 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 0 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 212 KB Output is correct
32 Correct 1 ms 212 KB Output is correct
33 Correct 1 ms 288 KB Output is correct
34 Correct 1 ms 284 KB Output is correct
35 Correct 1 ms 256 KB Output is correct
36 Correct 1 ms 212 KB Output is correct
37 Correct 1 ms 364 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 0 ms 340 KB Output is correct
40 Correct 0 ms 212 KB Output is correct
41 Correct 1 ms 288 KB Output is correct
42 Correct 0 ms 280 KB Output is correct
43 Correct 0 ms 288 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 53 ms 352 KB Output is correct
46 Correct 0 ms 212 KB Output is correct
47 Correct 1 ms 212 KB Output is correct
48 Correct 104 ms 348 KB Output is correct
49 Correct 121 ms 464 KB Output is correct
50 Correct 91 ms 348 KB Output is correct
51 Correct 1 ms 212 KB Output is correct
52 Correct 1 ms 212 KB Output is correct
53 Correct 63 ms 340 KB Output is correct
54 Correct 1 ms 212 KB Output is correct
55 Correct 57 ms 356 KB Output is correct
56 Correct 68 ms 356 KB Output is correct
57 Correct 1 ms 212 KB Output is correct
58 Correct 1 ms 212 KB Output is correct
59 Correct 1 ms 212 KB Output is correct
60 Correct 88 ms 344 KB Output is correct
61 Correct 90 ms 356 KB Output is correct
62 Correct 1 ms 212 KB Output is correct
63 Correct 270 ms 400 KB Output is correct
64 Correct 283 ms 404 KB Output is correct
65 Correct 398 ms 412 KB Output is correct
66 Correct 314 ms 404 KB Output is correct
67 Correct 418 ms 536 KB Output is correct
68 Correct 426 ms 528 KB Output is correct
69 Correct 424 ms 408 KB Output is correct
70 Correct 0 ms 212 KB Output is correct
71 Correct 1 ms 284 KB Output is correct
72 Correct 385 ms 524 KB Output is correct
73 Correct 426 ms 340 KB Output is correct
74 Correct 371 ms 412 KB Output is correct
75 Correct 403 ms 408 KB Output is correct
76 Correct 1 ms 212 KB Output is correct
77 Correct 1 ms 288 KB Output is correct
78 Correct 447 ms 524 KB Output is correct
79 Correct 428 ms 408 KB Output is correct
80 Correct 775 ms 412 KB Output is correct
81 Correct 791 ms 408 KB Output is correct
82 Correct 801 ms 412 KB Output is correct
83 Correct 421 ms 656 KB Output is correct
84 Correct 1 ms 212 KB Output is correct
85 Correct 68 ms 296 KB Output is correct
86 Correct 355 ms 408 KB Output is correct
87 Correct 1 ms 212 KB Output is correct
88 Correct 1 ms 212 KB Output is correct
89 Correct 117 ms 300 KB Output is correct
90 Correct 89 ms 340 KB Output is correct
91 Correct 90 ms 352 KB Output is correct
92 Correct 771 ms 412 KB Output is correct
93 Correct 780 ms 412 KB Output is correct
94 Correct 784 ms 408 KB Output is correct
95 Correct 1 ms 212 KB Output is correct
96 Correct 1 ms 212 KB Output is correct
97 Correct 371 ms 532 KB Output is correct
98 Correct 61 ms 356 KB Output is correct
99 Correct 418 ms 408 KB Output is correct
100 Correct 1 ms 212 KB Output is correct
101 Correct 57 ms 352 KB Output is correct
102 Correct 58 ms 340 KB Output is correct
103 Correct 365 ms 524 KB Output is correct
104 Correct 1 ms 288 KB Output is correct
105 Correct 1 ms 284 KB Output is correct
106 Correct 1 ms 212 KB Output is correct
107 Correct 90 ms 420 KB Output is correct
108 Correct 91 ms 348 KB Output is correct
109 Correct 788 ms 412 KB Output is correct
110 Correct 761 ms 428 KB Output is correct
111 Correct 1 ms 212 KB Output is correct